case class ContinuousUpdate(keys: List[String], orderingExpression: String, compactFrequency: Option[Int] = None, compactNumFile: Option[Int] = None, retentionHours: Option[Int] = None, vacuumFrequency: Option[Int] = None) extends WriterDetails with Product with Serializable
Details needed by continuous update writer
- keys
delta table unique keys column list
- orderingExpression
monotonically increasing select expression to choose upsert candidate
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ContinuousUpdate(keys: List[String], orderingExpression: String, compactFrequency: Option[Int] = None, compactNumFile: Option[Int] = None, retentionHours: Option[Int] = None, vacuumFrequency: Option[Int] = None)
- keys
delta table unique keys column list
- orderingExpression
monotonically increasing select expression to choose upsert candidate
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- val compactFrequency: Option[Int]
- val compactNumFile: Option[Int]
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- val orderingExpression: String
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- val vacuumFrequency: Option[Int]
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